Mathematics, 12.03.2020 22:27 josmanu235
Lisa Mendes and Brad Lee work in the sales department of an AT&T Wireless store. Lisa has been signing up an average of 37 new cell phone customers every month with a standard deviation of 26, while Brad signs up an average of 47 new customers with a standard deviation of 18. The store manager offers both Lisa and Brad a $90 incentive bonus if they can sign up more than 90 new customers in a month. Assume a normal distribution to answer the following questions.
What is the probability that Lisa will earn the $90 incentive bonus?
Answers: 2
Mathematics, 22.06.2019 00:50
F. a fair coin is thrown in the air four times. if the coin lands with the head up on the first three tosses, what is the probability that the coin will land with the head up on the fourth toss? a. 0 b. 1/16 c. 1/8 d. 1/2
Answers: 2
Mathematics, 22.06.2019 02:00
Now, martin can reasonably guess that the standard deviation for the entire population of people at the mall during the time of the survey is $1.50. what is the 95% confidence interval about the sample mean? interpret what this means in the context of the situation where 95 people were surveyed and the sample mean is $8. use the information in this resource to construct the confidence interval.
Answers: 3
Mathematics, 22.06.2019 02:40
If /is a line of symmetry, plot the partner points for the ones shown. noch 6 5 4 -3 -2 -1
Answers: 1
Lisa Mendes and Brad Lee work in the sales department of an AT&T Wireless store. Lisa has been s...
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