3. We throw a dice 10 times consecutively, obtaining the results: 1, 1, 1, 3, 3, 4, 4, 5, 6, 6. Calculate the variance of the throws.

Q: Which of the following r-values indicates the strongest relationship between two variables? - 0.89

A: We know that  Correlation coefficient is said to be in strong relationship when it is near to 1 or…

Q: Find the value of the test statistic. Round to 3 decimal places. Claim: The proportion of…

A: Given X=180 n=500 P0=0.42

Q: For a two-tailed test with α = 0.05, the  value is what?

A: We have given that,  Significance level (α) = 0.05 Then,  We will find the critical value for…

Q: June has a coupon for a 30% discount. The price of a sweater after the coupon is applied is $65.8.…

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Q: For items 11 to 14: A study was conducted to investigate the interactions between California…

A: Given the the output path diagram of the interactions between California sheephead, macroalgae, and…

Q: heck if there is a significant difference between the 1st and 2nd measurement of weight at 10% level…

A: There are 2 independent samples which are 1st Measurement and 2nd Measurement. We have to test…

Q: A health specialist wants to determine the average number of hours a person exercises in a day…

A: Given information Hypothesized mean µ = 80 minutes Sample size (n) = 29 Mean x̅ = 65 minutes…

Q: An urn contains 2 red and 2 green marbles. We pick a marble, record its color, and replace it. We…

A: As per our guidelines we are supposed to answer only one question per post so I am solving first…

Q: he accompanying data table lists the magnitudes of 50 earthquakes measured on the Richter scale.…

A: Solution: Given information: n= 50 Sample size  x =∑xn=59.2150=1.1842  Sample mean s= ∑(x-x)2n-1s=…

Q: The following is data on the causes of fires in DKI Jakarta in 2020

A: Pareto chart is a combination of both bar graph and line chart.

Q: 11. Find A.M. from the following frequency distribution. 0- 10- 20- 40- 60- | 100- \ 150- 10 20 40…

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Q: In a recent study, the serum cholesterol levels in men were found to be normally distributed with a…

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Q: A programmer plans to develop a new software system. In planning for the operating system that he…

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Q: 16-20. The Philippine constitution calls for 16 representatives to be chosen from these cities. The…

A: Solution: From the given information, number of representatives to be chosen is 16. The given data…

Q: question 17 part 2 The amount of coffee that people drink per day is normally distributed with a…

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Q: The _______________values of random variables and functions of random variables provided a method…

A: Expectations in Statistics: In statistics, expectations may be defined as the product of probability…

Q: calculate the sample standard deviation and the sample variance

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Q: Show that any uncorrelated Gaussian random variables are statistically independent.

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Q: As reported in Runner's World magazine, the times of the finishers in the New York Cit km run are…

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Q: An elevator has a placard stating that the maximum capacity is 2595 lb—15 passengers.​ So, 15 adult…

A: Formula :  z = (x̄ - μₓ̄ )/σₓ̄

Q: Sales for the past 6 months at Dalworth Company are given in the following table: Month Sales July…

A: Mean absolute deviation for forecast: here, we have to find out the mean absolute…

Q: Which is the alternative hypothesis?

A: Let the independent variable x denote the persons age Let the dependent variable y denote the number…

Q: The island of Yapoah grows two types of potatoes: red and purple. You wonder if the purple potatoes…

A: Solution:  Given information: n1= 52n2= 45x1= 115x2= 108s1= 23s2= 30 Assumed that the population…

Q: A sample of scores has a mean of M = 20, a median of 28, and a mode of 29. What is the most likely…

A: Given Mean=20 Median=28 Mode=29

Q: scores for the following values. a. 110

A: We know that the If X~N(μ, σ2), then the Z-score corresponding to a raw score X can be obtained by Z…

Q: Find the area between z = -0.18 and z = 2.0 and plot them in a normal curve. z= - 0.18 z= Z = 20 Z=…

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Q: variable X has a binomial distribution. If it does, state the number of trials n. If it does not,…

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Q: A sample is given from the values of the EV/Net Income index (an indicator that compares the value…

A: Histogram is used to measure the shape of the data set. It explains whether the data is symmetrical…

Q: Two clerks are available to serve m client. Initially, each clerk will serve one client. Whenever a…

A: An exponential distribution is a continuous distribution that models the probability of the…

Q: 7. Freight car loadings over a 12-year period at a busy port are as follows: Week Number Week Number…

A: Given data: Sample size n = 18 Week is independent variable. Number is dependent variable. Formula…

Q: Consider a drug testing company that provides a test for marijuana usage. Among 266 tested​…

A: Given that  Sample size n =266 Favorable cases x =27 Sample proportion p^=x/n  =27/266 =0.1015

Q: Describe how the inverse transform method is used to generate a sequence of 5 service times (unit:…

A: We are required to generate 5 simulated numbers using the given decimal numbers lying between 0 and…

Q: Joseph and Diana scored 32 and 23, respectively, in the entrance examination for Senior High School.…

A: We have to calculate, Percentile, quartile and decial for mentioned table, We have to calculate…

Q: My boss warms up for her trip in switzerland for the winter. He will be lagging three tops over each…

A: The total number of tops  =15. The total number of mittens =10. The required number of tops =3 The…

Q: Angela and Carissa began arguing about who did better on their tests, but they couldn't decide who…

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Q: "A manufacturer of shampoo claims that 72% of the shampoo users prefer brand X. To test this claim,…

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Q: For two random variables, X and Y, the inequality |O xy | sop O, is true.

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Q: A single ball is drawn at random from a box containing 10 red balls, 3 white balls, and 4  blue…

A: It is given that the  A box containing 10 red balls, 3 white balls, and 4  blue balls i.e. there are…

Q: Salaries of 47 college graduates who took a statistics course in college have a​ mean, x​,…

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Q: Consider a binomial distribution. About 33% of math students attend a Math Lab during the semester.…

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Q: 6. The following table shows the marks of 12 students in Accounts and Q.T.. Determine the…

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Q: Which of the following statements about the value of a call option at expiration is FALSE? A: The…

A: From the given statement, the correct answer is "Option C".

Q: How many degrees of freedom are there when we conduct a chi-square analysis of this crosstab? 2.…

A: Given:

Q: What is the SAMPLE standard deviation?  a. 3.12 b. 3.00 c. 2.12 d. 2.92

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Q: Example 6.2 Find the range for the following frequency distribution: Frequency 7 11 30 Size of Item…

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Q: 3. Which of the following is(are) TRUE about the test of significance on the correlation…

A: Given that  Which of the following is(are) TRUE about the test of significance on the correlation…

Q: . The arrow diagram represent the logical sequence of activities in research and development program…

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Q: What is the degrees of freedom?

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Q: When making random guesses on an 6 question quiz the probability of guessing correctly on any one…

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Q: We observe a sequence of independent identical trials with two possible outcomes on each trial, S…

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