Use the given frequency distribution to find the (a) class width. (b) class midpoint of the first class. (c) class boundaries of the first class. Height (in inches) Class Frequency,  f 46-51 4 52-57 8 58-63 12 64-69 13 70-70 10

Given frequency distribution depicts the scores on a math test. Scores Number of students 60--69 5 70--79 9 80--89 25 90--99 7 Find the class midpoints for class 80--89  Find the class width

Q2: Show work by typing please TYPING

A company wants to group a collection of autographed photos by price ranges. Make a relative frequency distribution of the prices using the intervals $0-$9.99, $10-$19.99, $20-$29.99, $30-$39.99, and $40-$49.99. Fill out the grouped frequency distribution. (Type integers or decimals rounded to the nearest tenth as needed.) Class Intervals Tally Class Frequency $0-$9.99 $10-$19.99 $20-$29.99 $30-$39.99 P $40-$49.99 Relative Frequency % % % $2.50 $3.75 $5.27 $21.50 $43.00 $15.00 $26.79 $14.50 $12.75 $35.00 $37.50 $48.00 $7.50 $9.43 $7.50 $8.00 $12.50 $15.00 $9.50 $8.25 $14.58 $25.00 $18.50 $45.00 $32.50 $20.00 $10.50 $17.50 $6.75 $28.50