Given a P-value between 0.01 and 0.05, what conclusion should you draw at the 5% level of significance?

Q: When a sampling technique introduces a considerable amount of bias, increasing the sample size will…

A: Given:- In a sampling technique, a considerable amount of bias is introduced.  Increasing the sample…

Q: Construct interval estimate for the average time of 12 athletes from the CALABARZON team in…

A: Given,sample size(n)=12sample mean(x¯)=98sample standard deviation(s)=1.5degrees of…

Q: At a .01 significance level with a sample size of 80, find the critical value for the correlation…

A: Given that  Sample size n =80 Level of significance α=.01

Q: CNNBC recently reported that the mean annual cost of auto insurance is 973 dollars. Assume the…

A: Given Mean=973 Standard deviations=139 Sample size=115

Q: If you are told a population has a mean of 25 and a variance of 0, what must you conclude? Someone…

A:

Q: Two types of valves are being tested to determine if there is a difference in pressure tolerances.…

A: The question is about hypo. testing Given : Total no. of sample under Valve A ( n1 ) = 100 No.…

Q: Determine whether the samples are independent or dependent. A data set includes systolic blood…

A:

Q: I am stuck on question 5. Can't figure how to solve it 5. Refer to the eight weeks of actual data…

A: Given data

Q: Is a degrees of freedom? -2.447 2.571 1.96 -2.015 1.943 will a 32

A:

Q: In a test of the effectiveness of garlic for lowering cholesterol, 42 subjects were treated with…

A: In the given, the confidence interval of the before and after use of garlic for lowering cholesterol…

Q: geles research group publishes an an- on trends in real estate. 200 randomly selected real estate…

A:

Q: Based on historical data, your manager believes that 29% of the company's orders come from…

A:

Q: A researcher wants to study the academic performance of urban secondary schools in his county. He…

A: The question is about grouped frequency dist. Given :

Q: Assume that you have a sample of n1=9​, with the sample mean Xbar1=43​, and a sample standard…

A: Givenn1=9x1=43s1=7n2=14x2=31s2=8confidence level = 99%

Q: Q/ Let V=X+Y and U=X-Y are random variables, then the condition which make the covariance C(U,V)=0…

A: Uncorrelation means that there is no linear dependence between the two random variables, while…

Q: A manufacturer knows that their items have a normally distributed lifespan, with a mean of 10.1…

A:

Q: (a) Measurement Class .00-.75 .75-1.50 1.50-2.25 2.25-3.00 3.00-3.75 3.75-4.50 Find the value of k.…

A: For the given data K = ?

Q: A simple random sample from a population with a normal distribution of 97 body temperatures has…

A: Given  Mean=98.8 F  S=0.69 F  No of samples=97 We need to construct 99% confidence interval estimate…

Q: the booster. Test the effectiveness of the octane booster at a=0.05. Assume that the normality…

A: HERE given , A researcher wanted to determine if using an octane booster would increase gasoline…

Q: The data (Table 1) show the lists of sugar consumption (kg per capita) and the number of diabetes…

A: Since you have posted a question with multiple subparts, we will solve first three subparts for you.…

Q: Previous question An engineer is going to redesign an ejection seat for an airplane. The seat was…

A: Given: μ = 128 σ = 26.4 n = 32 Formula Used: Z-score = X-μσ Z-score = X-μσn

Q: The Admissions Office at a small university has developed a new 10-minute video about the university…

A: Given that: A fresh 10-minute film promoting the institution was created by the admissions office of…

Q: 6. A discrete random variable can assume 5 possible values, as listed in the accompanying…

A: Given Number of frequency 4

Q: 39 9 7 38 21 18 a point estimate for the population standar 33 19 24 34

A: The given data is x 7 39 38 33 24 21 9 18 19 34

Q: Using Excel Tablet’s hardness can be represented by its relative density and tensile strength.…

A: From the given information, hardness can be represented by its relative density and tensile…

Q: on a sample of 180 textbooks at the store, you find an average of 106.02 and a standard deviation of…

A: Given data,n=180Mean x=106.02sd   σ=17The point estimate is: The 90 % confidence interval is"

Q: Find the mean for the data items in the given frequency distribution. Round to the nearest…

A: Given data is  x 1 2 3 4 5 6 7 8 9 10 f 6 3 7 2 7 6 8 10 12 11

Q: Travelers who have no intention of showing up often fail to cancel their hotel reservations in a…

A: Empirical rule: According to empirical rule, approximately 68% of the data fall within one standard…

Q: In the fall semester of 2019, Mrs. Osborne taught Math 123 online. The table below gives the scores…

A: Given: Sample size n1 = 8 Sample Size n2 = 8 α=0.05 Formula: x=∑i=1n=x1n Test Statistic formula is…

Q: estions on a our gender? Male Fema times have you cheated on 1 or 2 times 3 or more able of observed…

A: In above research we have to use chi square test of independence. this test tells us about that two…

Q: You measure 24 textbooks' weights, and find they have a mean weight of 45 ounces. Assume the…

A: 24 textbooks weights measured with mean is 45; n=24  x=45 The population standard deviation is 6.4;…

Q: orrelation function:

A: Given as, Rx 0=3, Rx ±1=2, Rx ±2=1, Rx l=0, l>2

Q: In a survey, 30 people were asked how much they spent on their child's last birthday gift. The…

A: Given that n =30 , x¯ = 34 ,s =8 ,α=0.01 Construct a confidence interval at a 99% confidence level.…

Q: am be select

A: Let us suppose there are three marbles viz. a red, a green and a blue. From these, there are three…

Q: 3. Travelers who have no intention of showing up often fail to cancel their hotel reservations in a…

A: Empirical rule: According to empirical rule, approximately 68% of the data fall within one standard…

Q: The following data show the monthly rental price (in $) for a random sample of one- bedroom…

A: Given :- Mean=700 Tabular data of monthly rental price.we need to determine the median,variance.…

Q: 3. The spinner for a child's board game has five equally-sized colored regions, one of which is…

A: The answer is attached below,

Q: The area of the shaded region is (Round to four decimal places as needed.)

A:

Q: Based on the following payoff table, answer the following: Buy Rent A) 69. B) 57. C) 90. Lease Prior…

A: The following payoff table is given: Alternative  High Low Buy 90 -10 Rent 70 40 Lease 60…

Q: a. Use the one-mean t-interval procedure with the sample mean, sample size, sample standard…

A: (a) Obtain the 90% confidence interval for the population mean. The 90% confidence interval for the…

Q: A high school baseball player has a 0.244 batting average. In one game, he gets 8 at bats. What is…

A: The probability of success is p=0.244. The number of trials are n=8. We need to compute P(X≥5).

Q: 4) In testing the claim about the mean annual income of full-time college students is below $15,000,…

A: Given that  Sample size n =40 Sample mean =14450 Sample standard deviation =2025

Q: Given the standard normal distribution, find P(z1.15)

A: We need to compute P(Z<-0.99 ∪ Z>1.15). Z follows the standard normal distribution:

Q: What is the verbal SAT score such that only 16% of admitted students had a higher score?

A: It is given that  Mean, μ = 660 Standard deviation, σ = 40 Z-Score, Z = ( X - μ )/σ

Q: The middle 75% of the data was highly competitive house prices in the 70s. Find those house prices.

A: It is given that  Mean = 150000 Standard deviation = 25000

Q: For the following statement, explain the effect on the margin of error and hence the effect on the…

A: Decreasing the confidence level while keeping the same sample size decreases the margin of error…

Q: "Trydint" bubble-gum company claims that 9 out of 10 people prefer their gum to "Eklypse". Test…

A:

Q: 3. Travelers who have no intention of showing up often fail to cancel their hotel reservations in a…

A: In the given scenario, the number of overbooking in a hotel was observed. The data showed the…

Q: The drinking age in New Jersey is 21. Suppose that New Jersey lowered its drinking age to 18. Use…

A: The partial output from the given table is attached below From the output, the coefficient of…

Q: The values of a particular distribution are uniformly distributed between 2 and 6. 2 A. Submit…

A: Given data