S10b
Averages from Tables
Estimate for the Mean
1)
50 hippos were captured over the course of a year and weighed.
The results can be seen in the table, below.
Weight of hippo
in tonnes
Frequency
1.4 < W< 1.7
5
Work out an estimate for the mean weight of a hippo.
Give your answer to 1 decimal place.
1.7 <w< 2.0
2.0 W< 2.3
2.3 < W< 2.6
12
2.6 sw< 2.9
2.9 <W <3.2

Translate the following situation into an inequality statement . lily has $25 to spend on a charm bracelet for her sisters birthday gift the cost of the bracelet is $12 plus $1.50 per charm

According to a study done by de anza students, the height for asian adult males is normally distributed with an average of 66 inches and a standard deviation of 2.5 inches. suppose one asian adult male is randomly chosen. let x = height of the individual. a) give the distribution of x. x ~ b) find the probability that the person is between 64 and 69 inches. write the probability statement. what is the probability?

Item 1 use the polygon tool to draw a rectangle with a length of 4 units and a height of 2 units. one of the sides of the rectangle falls on line ef , and the rectangle has a vertex of e. each segment on the grid represents 1 unit.