Your team examines the age of customers because they want to target the 32 and under demographic. What is the probability that a single randomly selected online transaction from the current week is from a customer that is less than 32 years old? Enter the probability below IF it can be computed with the given information/data. Enter "DNE" if the question cannot be answered with the given information/data. HINT: Be sure you look at the distribution of the data. Answer =____ (Submit your answer rounded to 4 decimal places, if appropriate) B) Your team selects a simple random sample of 54 online transactions from the current week (and continues to assume that the data set represents the population well).
What is the probability that the random sample has a mean age
that is less than 45 years? Enter the probability below IF it can
be computed. Enter "DNE" if the question cannot be answered with
the given information/data. Answer =___ (Submit your answer rounded
to 4 decimal places, if appropriate)
I got the mean, Age:45.13, Total Items: 20.04, Total Sales:
109.72.
St.dev : Age 8.5731, total items: 19.8675, total sales: 111.5673
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