In a right tailed hypothesis test where you reject H0 only in the upper tail. What is the p-value if Test statistic (Z) = 1.23? (Round to 3 decimals)

Q: Calculate the monthly finance charge

A: To calculate the monthly finance charge using the average daily balance method, we need to find the…

Q: a. Identify the null and alternative hypotheses. b. identify the test statistic c. identify the…

A: Systolic blood pressure levels above 120 mm Hg are considered to be high. For the 100 systolic blood…

Q: (b) Give the test statistic and the p-value. Round your answers to three decimal places. test…

A: Data regarding action performed by babies is given as:     Imitated Did not Imitate…

Q: A researcher claims that 45% of U.S. adults think that the IRS is not aggressive enough in pursuing…

A: Claim :  p = 45% = 45/100 = 0.45  Null hypothesis :  Ho : p = 0.45  Alternative hypothesis :  Ha : p…

Q: Stewart Fleishman specializes in the psychiatric aspects of symptom management in cancer patients.…

A: Patient Depression (x) Pain (Y) A 2 0 B 4 4 C 6 1 D 8 5 E 10 2

Q: If your null and alternative hypothesis are: H0:μ=64H0:μ=64  H1:μ<64H1:μ<64 Then the

A: null and alternative hypothesis are:H0:μ=64H1:μ&lt;64

Q: How can probability theory be applied to real-world scenarios, and what are some common…

A:

Q: on the parameters in order for the instrument y to not be perfectly correla

A:

Q: Migraine and Acupuncture: A migraine is a particularly painful type of headache, which patients…

A: a) It is needed to check whether migraine pain relief is dependent on receiving acupuncture.

Q: A pastor wants to know what his congregation thinks about the times worship services are available.…

A: Sampling techniques :  Convenience : ( Members used in Sampling easily accessible )  Voluntary…

Q: Looking at the graph below, which intervention was the most successful at reducing the number of…

A: Looking at the graph below, which intervention was the most successful at reducing the number of…

Q: Use a t-distribution to answer this question. Assume the samples are random samples from…

A: n1=30n2=40

Q: population (p) prefers Candidate A. Use a 99% confidence level, and give your answers as…

A: The sample proportion is calculated by using the formula: p=xn   =48400   =0.12 Here X=48 is the…

Q: The mean weight of male nurses working at a local hospital is at least 170 lbs. Express the null and…

A: The mean weight of male nurses working at a local hospital is at least 170 lbs.

Q: You want to know if an employee’s opinion about an organization is the same as the opinion of that…

A: Mean difference score =-3.15  Standard deviation of difference score=1.97  Level of…

Q: The indicated IQ score, x, is (R

A: here mean = 100 standard deviation  = 15  X = IQ score

Q: Approximately what is the mean success score for those in the hypnosis group who did not want to…

A: Boxplot describes five number summary of a data set. They are minimum, first quartile, mean, third…

Q: Use the t-distribution to find a confidence interval for a difference in means μ₁-₂ given the…

A: X1=545s1=109n1=360X2=451s2=96n2=200

Q: b) Fill in the expected values, round answers to at least 1 decimal place. Expected Values Treatment…

A: The data shows 155 patients diagnosed with migraine treatment.

Q: the result significant? Fail to reject the null hypothesis of independence between gender and…

A: H0: Gender and Favorite Pet Type are independent H1:  Gender and Favorite Pet Type are dependent µ…

Q: hod of resource allocation. The resource limits are as follows: 5M and 2H.

A:

Q: Less than 60% of people support the death penalty. Express the null and alternative hypotheses in…

A: claim is Less than 60% of people support the death penalty

Q: Find the z-scores of each of the following: 1. The scores of grade 11 students in their midterm…

A: The question is about z scores Given : Popl. mean score ( μ ) = 32 Popl. std. deviation of scores (…

Q: Test the given claim. Assume that a simple random sample is selected from a normally distributed…

A: Data X: -41,79,-21,-71,-42,15,16,51,-5,-51,-109,-109 Level of significance=0.05  We have to test…

Q: I need help with part 4 and 5.   Part 5. (e)State a conclusion. Use the a= 0.10 level of…

A: The test statistic is z=-2.05, the P-value is 0.0203, and the level of significance α=0.10.

Q: Find the cost of a home in 30 years, assuming an inflation rate of 1% (compounded continuously), if…

A: time = 30-years An inflation rate of 1% =1/100=0.01 if the present value of the house is $265,000.…

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A: From the given information, Sample number Mean 1 15 2 10 3 12 4 20 5 17 6 25 7 10…

Q: Given that z is a standard normal random variable, compute the following probabilities. Round your…

A: As per our guidelines we are suppose to answer only three sub parts. a)P(0≤Z≤0.57)

Q: The standard deviation is (Round to one decimal place as needed.)

A: Let X be the random variable that weekly per capita milk consumption. Given that, X~ N(μ=38.2 fluid…

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Q: Suppose that events E and F are independent with P(E)= 0.5 and P(F) = 0.7 What is P( E and F )…

A: Answer: From the given data, Suppose that events E and F are independent  P(E) = 0.5 P(F) = 0.7

Q: Length of snowboards in a boardshop are normally distributed with a mean of 150.4 cm and a standard…

A: Length of snowboards in a boardshop are normally distributed with a mean of 150.4 cm and a standard…

Q: A local buffet has steak night every Thursday night. They have a customer guarantee that  each filet…

A: Given: Each filet weights on average (mean) 6.3 ounces with a standard deviation of 0.04.  Let,  X:…

Q: the 99 confidence level. e null and alternative hypothesis in symbols would be: Ho: p = 0.7 H₁ :p…

A: Sample size n =130 Favorable cases x =77

Q: 01- Given a normal distribution with mean of 13 & standard deviation of 2. What is the P(11 ≤ x ≤…

A: Mean(µ) = 13Standard deviations (σ) = 2X ~ N (µ, σ )= N(13,2)

Q: Based on these sample results and significance level equal to 0.05, what is the sum of squares…

A: The given values are x¯1=62.1,x¯2=58.94,x¯3=71.2.

Q: A poll is given, showing 80% are in favor of a new building project. If 5 people are chosen at…

A: Answer: From the given data, Let X: Number of persons who are in favor of new building project Here,…

Q: Compute the p-value for a Chi-Squared Goodness of Fit Test with a sample size of 600, 7 categories…

A: From the given information           Sample size, n = 600   Categories (group) = 7      Test…

Q: An educator wants to construct a 90% confidence interval for the true proportion of California…

A: n=700, p^=70%  Construct 90% CI for population proportion p  Note: According to the Bartleby…

Q: 1. Using a calculator or computer, sketch the grant of the following function. (i)y = 3* (ii)…

A: graph of y=3^x The function y = 3^x is an exponential function. Its graph is a curve that starts…

Q: Twelve different video games showing alcohol use were observed. The duration times of alcohol use…

A: Answer  Given  87,13,568,49,0,59,223,41,182,0,2,57 sample size [n] = 12

Q: The random variable X has a uniform distribution with values between 10 and 18. What is the mean…

A: For uniform distribution  Mean = (a+b)/2  Standard deviation  = (b-a)/√12   X has a uniform…

Q: Test whether there is a difference between two groups in the proportion who voted, if 45 out of a…

A: It is given that 45 out of a random sample of 70 in group 1 voted and 56 out of a random sample of…

Q: Find the variance for the following sample data: 8,8,9,12,11,14,18,7,13,16

A: Answer: From the given data, Given sample data is, 8,8,9,12,11,14,18,7,13,16 Number of samples (n) =…

Q: The cumulative frequency curve shows the lengths, in cm, of 100 snakes in a zoo.   a) Estimate the…

A: The smallest snake measures 9 cm and the largest has a length of 650 cm.

Q: Match the study to the type of analysis that will be used Three groups equal in size are assigned…

A: We have to match the correct answer  a..Three groups equal in size are assigned three different…

Q: Looking at the graph below, which intervention was the most successful at reducing the number of…

A: Looking at the graph below, which intervention was the most successful at reducing the number of…

Q: A. Complete the frequency distribution table.

A: In the frequency distribution table, we have a set of score ranges and their corresponding…

Q: In a study of cell phone usage and brain hemispheric dominance, an Internet survey was e-mailed to…

A: It is given that n=6984 and x=1300. The hypothesized proportion is 0.20.

Q: Find the future value, using the future value formula and a calculator. (Round your answer to the…

A: Principal value(PV) = $747  Since compounded quarterly therefore rate is  Rate (r) = 5.5%/4 = 1.375%…