Mathematics > QUESTIONS & ANSWERS > Latest Verified Complete Solved Solutions MAT 300 Unit 2 Milestone 2 Exam Answer Sophia Course Many (All)
MAT 300 Unit 2 Milestone 2 Exam Answer Sophia Course Many Sets Click below link for Answers https://www.sobtell.com/q/tutorial/default/206479-mat-300-unit-2-milestone-2-exam-answersophia-cour-8twy1... 21 https://www.sobtell.com/q/tutorial/default/206479-mat-300-unit-2-milestone-2-exam-answersophia-cour-8twy121 1 A fast-food restaurant gave a “Customer Satisfaction Survey” in which 1500 customers rated how satisfied they were with service. The results are shown below as a table. Rating Frequency Extremely Satisfied 234 Satisfied 443 Neutral 246 Dissatisfied 203 Extremely Dissatisfied 374 The relative frequency of people who were dissatisfied with the service is __________. 13.5% 29.5% 20.3% 38.5% 2 The formula for the standard deviation of a sample is: Select the true statement for the following data set that has a mean of 8: 4, 6, 6, 6, 9, 9, 12, 12 Answer choices are rounded to the hundredths place. The variance is 2.98 and the standard deviation is 8.86. The variance is 8.86 and the standard deviation is 7.50. The variance is 8.86 and the standard deviation is 2.98. The variance is 7.50 and the standard deviation is 2.98. 3 Let x stand for the number of minutes spent waiting in line for a rollercoaster at an amusement park. 81 people are sampled at a time. The sample mean is 18 minutes and the sample standard deviation is 0.5 minutes. What is the standard deviation of the population? 18 4.5 0.5 2 4 Mike's electronics store sold the following number of cellphones on each of the seven days of a week. Day Cell Phones Sold Sunday 12 Monday 10 Tuesday 9 Wednesday 5 Thursday 14 Friday 10 Saturday 10 The mean number of cell phones sold by the store for the week was __________. 5 phones 70 phones 9 phones 10 phones 5 The average daily rainfall for the past week in the town of Hope Cove is normally distributed, with a mean rainfall of 2.1 inches and a standard deviation of 0.2 inches. If the distribution is normal, what percent of data lies between 1.9 inches and 2.3 inches of rainfall? 34% 99.7% 68% 95% 6 Choose the statement that correctly describes a normal distribution. The approximate percent of values lying within tw [Show More]
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