The time it takes to process phone orders in a small florist and gift shop is no
ID: 3389325 • Letter: T
Question
The time it takes to process phone orders in a small florist and gift shop is normally distributed with a mean of 6 minutes and a standard deviation of 1.24 minutes period what could all value would separate the 2.5% to take the most time to process? The time it takes to process phone orders in a small florist and gift shop is normally distributed with a mean of 6 minutes and a standard deviation of 1.24 minutes period what could all value would separate the 2.5% to take the most time to process? The time it takes to process phone orders in a small florist and gift shop is normally distributed with a mean of 6 minutes and a standard deviation of 1.24 minutes period what could all value would separate the 2.5% to take the most time to process?Explanation / Answer
First, we get the z score from the given left tailed area. As
Left tailed area = 1 - 0.025 = 0.975
Then, using table or technology,
z = 1.959963985
As x = u + z * s,
where
u = mean = 6
z = the critical z score = 1.959963985
s = standard deviation = 1.24
Then
x = critical value = 8.430355341 MINUTES [ANSWER]
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