Mathematics, 16.12.2020 17:30 icantspeakengles
A local service agency hires you to estimate the average annual income of all 700 families living in a four square block section. Since time and funds are limited, yu take a random sample of 50 families and want the estimate to have a 92% confidence level. The 50 families had an average income of $35,300. Research shows the population standard deviation for annual income in this four square block section is $1,800
Answers: 2
Mathematics, 21.06.2019 18:30, andrewblack033
In the following diagram it is given that dec, ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2
Answers: 1
Mathematics, 22.06.2019 00:00, hadilalhjajih
The amount cami raised during last year’s charity walk, $45.50, is 7/10 of the amount she raised this year. which equation represents n, the number of dollars she raised this year?
Answers: 2
A local service agency hires you to estimate the average annual income of all 700 families living in...
Mathematics, 05.05.2020 04:37
Mathematics, 05.05.2020 04:37
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