Mathematics, 23.02.2021 05:40 babas97
Jasmine drew this display to represent the amount of
time people spent completing an online survey.
Which statements are true? Check all that apply.
Online Survey Completion
To be a density curve, the area between the x-axis
and the curve must be 1.
This cannot be a density curve because it is not
symmetric.
This could be a density curve because all points on
the curve are above the x-axis.
1
7
2 3 4 5 6
Time (min)
This cannot be a density curve because it contains
straight lines.
This cannot be a density curve because some of
the values are negative.
Answers: 3
Mathematics, 21.06.2019 16:10
The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.
Answers: 1
Mathematics, 21.06.2019 19:00
Lena reflected this figure across the x-axis. she writes the vertices of the image as a'(−2, 8), b'(−5, 6), c'(−8, 8), d'(−4, 2).
Answers: 2
Mathematics, 21.06.2019 19:30
Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.
Answers: 2
Mathematics, 21.06.2019 20:30
Apinhole camera is made out of a light-tight box with a piece of film attached to one side and pinhole on the opposite side. the optimum diameter d(in millimeters) of the pinhole can be modeled by d=1.9[ (5.5 x 10^-4) l) ] ^1/2, where l is the length of the camera box (in millimeters). what is the optimum diameter for a pinhole camera if the camera box has a length of 10 centimeters
Answers: 1
Jasmine drew this display to represent the amount of
time people spent completing an online survey....
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