Essentials of Statistics: A Tool for Social Research - With SPSS DVD
4th Edition
ISBN: 9781305707283
Author: HEALEY
Publisher: Cengage
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Chapter 8, Problem 8.14P
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A company found that the daily sales revenue of its flagship product follows a normal distribution with a mean of $4500 and a standard deviation of $450. The company defines a "high-sales day" that is, any day with sales exceeding $4800. please provide a step by step on how to get the answers in excel
Q: What percentage of days can the company expect to have "high-sales days" or sales greater than $4800?
Q: What is the sales revenue threshold for the bottom 10% of days? (please note that 10% refers to the probability/area under bell curve towards the lower tail of bell curve)
Provide answers in the yellow cells
Chapter 8 Solutions
Essentials of Statistics: A Tool for Social Research - With SPSS DVD
Ch. 8 - For each of the following, test for the...Ch. 8 - Two sociologists administered questionnaires to...Ch. 8 - Do athletes in different sports vary in terms of...Ch. 8 - PA A number of years ago, the road and highway...Ch. 8 - SOC Are middle-class families more likely than...Ch. 8 - SOC Are college students who live in dormitories...Ch. 8 - GER Are senior citizens who live in retirement...Ch. 8 - As the director of the local Boys Club, you have...Ch. 8 - SOC A survey has been administered to random...Ch. 8 - For each problem, test the sample proportions for...
Ch. 8 - CJ About half of the police officers in Shinbone,...Ch. 8 - SW A large counseling center needs to evaluate...Ch. 8 - SOC At St. Algebra College, the sociology and...Ch. 8 - CJ The mayor of a large city started a crimeline...Ch. 8 - Prob. 8.15PCh. 8 - A researcher is studying the effects of the...
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- Find the critical value for a left-tailed test using the F distribution with a 0.025, degrees of freedom in the numerator=12, and degrees of freedom in the denominator = 50. A portion of the table of critical values of the F-distribution is provided. Click the icon to view the partial table of critical values of the F-distribution. What is the critical value? (Round to two decimal places as needed.)arrow_forwardA retail store manager claims that the average daily sales of the store are $1,500. You aim to test whether the actual average daily sales differ significantly from this claimed value. You can provide your answer by inserting a text box and the answer must include: Null hypothesis, Alternative hypothesis, Show answer (output table/summary table), and Conclusion based on the P value. Showing the calculation is a must. If calculation is missing,so please provide a step by step on the answers Numerical answers in the yellow cellsarrow_forwardShow all workarrow_forward
- Show all workarrow_forwardplease find the answers for the yellows boxes using the information and the picture belowarrow_forwardA marketing agency wants to determine whether different advertising platforms generate significantly different levels of customer engagement. The agency measures the average number of daily clicks on ads for three platforms: Social Media, Search Engines, and Email Campaigns. The agency collects data on daily clicks for each platform over a 10-day period and wants to test whether there is a statistically significant difference in the mean number of daily clicks among these platforms. Conduct ANOVA test. You can provide your answer by inserting a text box and the answer must include: also please provide a step by on getting the answers in excel Null hypothesis, Alternative hypothesis, Show answer (output table/summary table), and Conclusion based on the P value.arrow_forward
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