Focus groups of 11 people are randomly selected to discuss products of the famous company. it is determined that the mean number (per group) who recognize the famous brand name is 6.2, and the standard deviation is 0.51. would it be unusual to randomly select 11 people and find that greater than 9 recognize the famous brand name?

It would not be unusual to randomly select 11 people and find that greater than 9 recognize the famous brand name.

Step-by-step explanation:

Since we have given that

Mean = 6.2

Standard deviation = 0.51

Average number of people  = 11

So, using the normal distribution, we get that

Now, we will check that

Hence, It would not be unusual to randomly select 11 people and find that greater than 9 recognize the famous brand name.

15% chance.

step-by-step explanation:

3/10 times, the 5 year old will get a tablet. 5/10 times, the 13 yer old will get a tablet. multiply both fractions to get 15/100 times, both would have a tablet.

47 - 90 = 43

43 - 180 = x

x = 137