subject
Mathematics, 09.04.2021 19:30 rene27

Terri gets most of her exercise by walking briskly. Last year she walked an average of 4.2 miles per day with a standard deviation of 1.2 miles per day. April swims for exercise last year she swam for a mean of 40 minutes per day with a standard deviation of 8 minutes per day. For the new year, both girls have resolved to exercise more. In January Terri walked an average of 6 miles per day while April swam for an average of one hour per day. Which girl is off to a better start relation to their results from the previous year?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 22:30
Acampus club held a bake sale as a fund raiser, selling coffee, muffins, and bacon and eggs sandwiches. the club members charged $1 for a cup of coffee, 3$ for a muffin , and $4 for a back. and egg sandwich. they sold a total of 55 items , easing $119. of the club members sold 5 more muffins than cups of coffee, how many bacon and egg sandwiches he’s did they sell
Answers: 1
question
Mathematics, 22.06.2019 01:00
Astudent drew a circle and two secant segment. he concluded that if pq ~= ps, then qr ~= st. do you agree with the student’s conclusion? why or why not?
Answers: 1
question
Mathematics, 22.06.2019 01:00
Ellie spent $88.79 at the computer stote. she had $44.50 left to buy a cool hat. how much money did she originally have? write and solve an equation to answer the question.
Answers: 2
question
Mathematics, 22.06.2019 02:50
Given: x - 4x > 0, then the solution set in interval notation is: (-2, 0) true o false
Answers: 1
You know the right answer?
Terri gets most of her exercise by walking briskly. Last year she walked an average of 4.2 miles per...
Questions