Help me solve questions 5 and 6 using the following data. Please and thank you

Q: What is the probability that the person selected owns a smart phone given that they are a female? 1)…

A:

Q: A researcher wanted to know whether the level of frustration over high gas prices differed for…

A: Hypothesis test are used to determine the population by taking sample and compare them. Each…

Q: An epidemiologist needs to estimate the proportion of residents of Indian River county that have…

A: Given : Margin of error: ME = 0.076

Q: Data from a small bookstore are shown in the accompanying table. The manager wants to predict Sales…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 21. Suppose all assumptions for the parametric test was satisfied. The appropriate test procedure to…

A: Solution :- Option :- B. t test for independent samples  Here the given two groups Regular and Not…

Q: Which of the following formulas is correct for converting raw scores to z scores? Z = X+M/SD Z =…

A: Standard score is used to determine the number of observations deviated from the mean. It is…

Q: 2. Paul and Stella play a game with three strategies each, T, M, and B for Paul, and L, C, and R for…

A:

Q: Question 20:  In a certain school district, it was observed that 30% of the students in the element…

A: Given,n=346x=125p^=xnSamle Proportion p^=125346=0.3613α=0.01

Q: 1) A study is conducted involving 10 students to investigate the association between Pre- Calculus…

A: The provided information is  Pre-Calculus (x) Basic-Calculus (y) xy x2 y2 20 20 400 400 400…

Q: Last year the number of visitors of the central cinema was normally distributed about the mean of…

A: Given : Sample size (n) = 5 Sample : X : 310 , 350 , 440 , 480 , 490 Significance level (α) = 0.05 ,…

Q: A box contains 8 marbles: 3 red, 4 blue, and 1 green. We draw without replacement from the box 4…

A: The answer is No.

Q: Using 95% confidence, suppose 64 out of 320 people received fruit in addition to candy. Which of the…

A: Given,n=320x=64p^=xnp^=64320=0.21-p^=1-0.2=0.8α=1-0.95=0.05α2=0.025Z0.025=1.96      (from Z-table)

Q: Problems 1. Consider an database server designed to handle a maximum of 15 transactions per second.…

A:

Q: You are interested in constructing a 90% confidence interval for the proportion of all caterpillars…

A: Given data: Confidence level  = 90 % Sample size (n) = 384 x = 46

Q: 24. Three companies sell vitamin B12 supplements locally. All three products are labeled as…

A:

Q: Hospital emergency rooms (ERs) have a bad reputation for long wait times. To improve their image,…

A: From the provided information, Sample size (n) = 96 Sample mean (x̄) = 21.15 Population standard…

Q: Attempt all 1. The following are the monthly figures of advertising expenditure and sales of a firm.…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: (a) Calculate and interpret a 95% (two-sided) confidence interval for true average CO₂ level in the…

A: here given ,  sample size  =  43  sample mean =  654.16  sample standard deviation  =  166.25…

Q: Let X₁, X₂,..., X, be mutually independent and identically distributed random variables with means…

A: Solution

Q: Hypothesis Test It is conjectured that the proportion of all people who went trick-or-treating who…

A: Given : n  = 270 π = 0.62

Q: A simple random sample of 270 people who went trick-or-treating is selected, and 162 of them also…

A: Given : n = 270 π = 0.62

Q: As part of a survey, a marketing representative asks a random sample of 29 business owners how much…

A: The provided information is  s=$3370n=29α=0.01The degrees of freedom is df=n-1=29-1=28The critical…

Q: Several months ago while shopping, I was interviewed to see whether or not I'd be interested in…

A: The question is about hypo. testing for difference between two popl. prop. Given : No. of people who…

Q: BELEID Identify the null and alternative hypotheses for this test. Choose the correct answer below.…

A: Given data   sample size, n =100 population proportion,p= 0.24 Significance…

Q: 45. Which of the following is the correct interpretation of the regression coefficient?

A:

Q: 100 people were surveyed and asked if they own a smart phone. A person is selected at random from…

A: Female Male Total owns a smart phone 46 24 70 Does not owns smart phone 18 12 30 Total 64…

Q: Question 21:  In a certain school district, it was observed that 25% of the students in the element…

A: The following information is provided:  The sample size is n = 283 sample proportion is P  = x/n =…

Q: An epidemiologist with the Florida Department of Health needs to estimate the proportion of…

A: Given,sample proportion(p^)=0.951-p^=1-0.95=0.05margin of…

Q: Suppose the goal is to estimate the parameter stated in question 3 using a 95% confidence interval…

A: Given : Margin of error: ME = 0.048

Q: The following confidence interval gives a range of likely values for the average nightly tip income…

A: Confidence interval is the interval estimate of the population parameter. It is the range where the…

Q: 0 Nine out of ten dentists recommend this toothpaste! You have certainly heard the above claim…

A: Given data   sample size, n =250 population proportion,p= 0.90

Q: How do a parameter and a statistic​ differ?       Question content area bottom Part 1 Choose the…

A: Solution-: We want to choose correct answer for a parameter and a statistic​ differ? (A) A parameter…

Q: Question 10 If P(C) = 0.2, P(D) = 0.3, and P(C | D) = 0.4 find P(C and D). 1) 0.06 2) 0.08 3) 0.1 4)…

A: Given : p ( c) = 0.2 p ( D ) = 0.3 p ( C | D ) = 0.4

Q: The Martin County Economic Development Board needs to estimate the proportion of all county…

A: Given n=145, p^=0.327  Construct Margin of error and confidence interval.

Q: A vero Beach city official would likely to estimate the average monthly rent of all rental units in…

A: Confidence interval is an interval such that the probability of the unknown parameter to be included…

Q: The per capita energy consumption level​ (in kilowatt-hours) in a certain country for a recent year…

A: The question is about normal distribution Given : From given normal curve Mean of per capita energy…

Q: 30. Based on the R output, the most appropriate coefficient to describe the relationship between…

A: The R-output of Pearson's correlation and Spearman's correlation is given.

Q: Suppose that Y measures the amount of money you win from a game. Considering the expectation you…

A: Given that: Y measures the amount of money you win from a game. Considering that expectation was…

Q: Suppose a 95% confidence interval was computed based on a sample of 320 trick-or-treaters. If the…

A:

Q: A manufacturer of liquid crystal displays (LCDs) is studying their production lines. The probability…

A: From the given information, the sample size n is 5

Q: The sensitivity of the model is A 27 50

A: Sensitivity (Recall or True positive rate) Sensitivity (SN) is calculated as the number of correct…

Q: Find the critical F-value for a right-tailed test using the indicated level of significance & and…

A: The level of significance is α = 0.05.

Q: 15. The probability that the sample mean weight of the raspberries is no (Round off your final…

A:

Q: Suppose it is known that among all people who went trick-or-treating, 37.3% also visited a haunted…

A: It is given that n=160 and p=0.373.

Q: Which of the following provides both the correct null and the correct alternative hypothesis for…

A: Given :  π = 0.62

Q: The effective life of a component used in a jet-turbine aircraft engine is a random variable with…

A: Given that: For Old process: μ1=5000σ1=40 For Improved process: μ2=5050σ2=30 Two sample means:  n1 =…

Q: Pew Research Indicates that 73% Of teenagers Ages 13-17 Owns smart phones. A random sample of 150…

A: Solution

Q: Espa An adventure company runs two obstacle courses, Fundash and Coolsprint. The designer of the…

A:

Q: pls help! write the complete soluions. write the complete solutions and legibly. upvote will be…

A:

Q: What is a marginal probability function

A: Probability distribution