Answer:
0.998 is the probability that the average money spent by a sample of 40 shoppers is within $10 of the actual population mean.
Step-by-step explanation:
We are given the following information in the question:
Standard Deviation, σ = $21.51
We are given that the distribution of average money spend is a bell shaped distribution that is a normal distribution.
Formula:

We have to find:
P( average money spent is within $10 of the actual population mean.)

Calculation the value from standard normal z table, we have,

Answer:
H(4)=16
Step-by-step explanation:
there is no H(16) on the graph
you can see that 4 on the abscissa axis(horizontal) corresponds with 16 on the ordinate axis(vertical)
Answer:
2017-2018
Step-by-step explanation:
Answer:
equation 1 has no solution
Step-by-step explanation:
when you compare each of the equations, all the equations gives a correct answer with the exception of equation 1