The standard deviation of the ratings for Apple devices is 3.762. Interpret this value in a full sentence.

Individual ratings variation from average ratings for apple devices, is on average 3.762.

Step-by-step explanation:

Standard Deviation is a measure of dispersion, around the average value (mean).

Formula : Σ  I (x - u)^2 I   , where u = mean, n = no. of units

                        n

Standard Deviation of the ratings for Apple devices is 3.762, implies that :-

Individual ratings variation from average ratings for apple devices, is on average 3.762.

7

step-by-step explanation:

the best buy, is the 4- kilogram bag of lollipops for $18.40.

step-by-step explanation:

i found my answer by dividing the cost of each bag by their respective weights.

14.88 divided by 2 = 7.44

17.29 divided by 3 = 5.77

18.4 divided by 4 = 4.6

24.4 divided by 5 = 4.88

by this, i found that the 4 kilo bag is the best buy.