Exercice 3: \( \quad(\quad / 2 \) pts) Un pâtissier a vendu l'an dernier 10000 gâteaux à \( 10 € \) et 100 gâteaux de mariage à \( 1000 € \). Cette année, il vend 10000 gâteaux à \( 8 € \) et 100 gâteaux de mariage à \( 1300 € \). II dit: : "Mes clients sont contents: le prix médian de mes gâteaux a baissé. Mon comptable est content:le prix moyen de mes gâteaux a augmenté.» Que peut-on penser de ces affirmations?

Twelve percent of your customers buy 4 desserts. How many desserts can you expect to sell to 500 people?

3 Get a similar questlon You can retry this question below A sample of size \( n=10 \) is drawn from a population. The data is shown below. \( \begin{array}{lllll}102.8 & 115.4 & 98.2 & 96.2 & 93.3 \\ 115.4 & 81.8 & 76.1 & 115.4 & 88.9\end{array} \) What is the range of this data set? range \( =\begin{array}{ll}39.3\end{array} \) What is the standard deviation of this data set? (Round to 2 decimal places) stdev \( =16.03 \)

QS-8 company that makes hair-care products had 7,000 people try a new shampoo. Of the 7,000 people, 14 had a mild allergir eaction. What percent of the people had a mild allergic reaction?

Write down the upper and lower quartiles. Upper Quartile = Lower Quartile = Question 3

men are randomly selected and tested. Among the men, 563 have color blindness, and among the wo lindness than women at an \( \alpha=0.05 \) level of significance. Round all values to at least 4 decimal places.