1. The ages of members of a bowling league are normally distributed with a mean of 43 years and a standard deviation of 4 years.
There are 200 members in the league.
About how many members are expected to be between 35 years old and 51 years old?
Use technology or a z-score table to answer the question.
The expression P(z<1.33) represents the area under the standard normal curve below the given value of z.
What is P(z<1.33)?
Use technology or a z-distribution table to find the indicated area.
The weights of tomatoes in a bin are normally distributed with a mean of 120 grams and a standard deviation of 4.3 grams.
Approximately 40% of the tomatoes weigh less than which amount?