C. No, this is not a valid inference because she asked only 35 families
Answer:
99
Step-by-step explanation:
The mean = 90 days
standard deviation = 20 days
P(Z < z) = 68 %
getting the value of z-score from the standard normal table of 0.68
z = 0.47
P(Z < 0.47) = 0.47 * 20 + 90 = 99
Answer
neach row, colour the one with more number of pictures
Step-by-step explanation:
neach row, colour the one with more number of pictures