A researcher is interested in how frequently Starbucks coffee shops locate close to other coffee shops. It is hypothesized that one third of Starbucks outlets are located in close proximity to another coffee shop. 'Close proximity' is defined as within 200 metres. A

Q: Imagine a soldier in a trench during an armed conflict. In the enemy camp, inside another trench, is…

A: P(sniper) = 0.001 P(regular) = 0.999 P(hit |sniper) = 0.87 P(hit | regular) = 0.18

Q: If the mean length of 5 ropes equals 55 Cm and median length equals 57 Cm. suppose that the maximum…

A:

Q: Average adult Americans are about one inch taller, but nearly a whopping 25 pounds heavier than they…

A: Given population mean, μ=25 sample mean, x=17 standard deviation, s=8.6 alpha=0.05 sample size,…

Q: A company that manufactures golf balls produces a new type of ball that is supposed to travel…

A: Given : A company that manufactures golf balls produces a new type of ball that is supposed to…

Q: What type of association would you expect to see between the length of a mavie and the number of…

A: Given that:  What type of association would you expect to see between the length of a mavie and the…

Q: What is the observational unit?

A: The objective of the question is to identify the observational unit in a given study. In statistics,…

Q: your car is more crowded than you think.  table 5.8 reports results from a 1969 personal…

A: We know that  Mean = sum of all observations /total number of observations

Q: 3. Elizabeth Loftus conducted research on eyewitness a short video of a car crash and were then…

A:

Q: Suppose the timers of the race discovered that they accidently started the clock 20 second before…

A: In this scenario, the recorded finishing times are 20 seconds greater than the actual finishing…

Q: Identify research topics that are well suited for survey research.

A: In survey, the responses given by individuals to questions are collected.

Q: what would be a good hypothesis for calculating the average speed for cars

A: Introduction Hypothesis is an assumption that is being tested.

Q: The lowest mark scored for a certain examination in a statistics class is 11. If the midrange of the…

A: Given that Minimum = 11 Midrange = 29

Q: A company that manufactures golf balls produces a new type of ball that is supposed to travel…

A: When conducting an experiment, a control is an element that remains unchanged or unaffected by other…

Q: provide three different situations  to illustrate how a different measure of ceuntral tendency is…

A:

Q: Suppose that the average number of miles driven by a CSULA students is 15,000 and the standard error…

A: The confidence interval is ( 2120, 27880)Explanation:Given that:mean (x̄)=15000(standard error…

Q: How to determine the number of observation in the model?

A: We are given the output of a multiple model predicting car mileage per gallon (mpg) as a function of…

Q: What is an item in your house that has at least two different sized rectangles as cross-sections?

A: For a table, two rectangles meet at a line at the edges.

Q: no rawn to scale corresponaing to the data in the exercises. a

A: by using pythagoras theorem

Q: State at least one type of conclusion that could be made from the data provided for the KPI. Suggest…

A: The problem involves analyzing a clustered bar chart that represents the traditional (non-dual)…

Q: Below is a set of data collected for the density of an unknown liquid. Determine the slope of the…

A: The following data is given: X (Volume) Y (Mass) 5.00 9.27 10.00 19.23 15.00 26.58 20.00…

Q: Burger King Lunch Service Times Refer to Data Set 25 “Fast Food” and use the drivethrough service…

A:

Q: irst column on the histogram not be at a frequency of 3? Would you please now answer the remaining…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: vesigate difference in employee satisfaction at non-profit organizations and at for-profit…

A: From the given information, 420 employees 378 of them were highly satisfied. 417 out of 493…

Q: If the mean depth Of a lake is 1.4m, it means that.........

A: it simply mean

Q: Give the statistical meaning of the relationship between the spending hours on using mobile and…

A: It is a problem of associationship . It is very useful in statistics.

Q: 3. Suppose that X has a Poisson distribution with h= 80. Find the probability PCX< 70) based on the…

A: Here use normal approximation with continuity correction factor

Q: reseacher desires to know if the age of a child is related to the number of cavities he or she has.

A: Here, Researcher want to know : Realtion for age of a child and number of cavities. It can be…

Q: An insurance company hires an actuary to determine whether the number of hours of safety driving…

A: Solution:  The explanatory variable is number of hours of safety driving classes.

Q: An ecologist hypothesizes a relationship between wing span of birds and the width of tree branches…

A: Given, Wing span Branch diameter 79.3 1.56 80.1 1.53 80.7 1.39 81.5 1.04 79.5 1.39…

Q: Summarize the frequency, the total dollars spent, and the mean amount spent per transaction for each…

A: From the given table the summarized table using Excel is given below: