A school's art club holds a bake sale on Fridays to raise money for art supplies. Here are the number of cookies they sold each week in the fall and in the spring:
fall
20
26
25
24
29
20
19
19
24
24
spring
19
22
29
21
125
22
26
21
25
25
a Find the mean number of cookies sold in the fall and in the spring
Fall
Spring

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?

Which statements regarding efg are true? check all that apply.

Find the amplitude of a sinusoidal function that models this temperature variation