Mathematics, 24.07.2020 14:01 bloodry
A survey concluded that 60% of cars going through the Lomonosov street encounters traffic jam. After installing a new traffic lights, a random sample of 2500 cars was found to contain 1462 cars encountered traffic jam. Have the new installed traffic lights had any effect? State your conclusion with 0.05 level of significance
Answers: 3
Mathematics, 21.06.2019 14:50
50 ! pls ! 12. building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.β¨β¨a. discuss how to find the slope of the stairs.β¨b. describe how changing the width or height affects the steepness of the stairs.
Answers: 2
Mathematics, 21.06.2019 23:00
Someone answer this asap for gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a. gabriella averages 7.5 u.s. dollars for every 100 euros. b. gabriella averages 100 u.s. dollars for every 25 euros. c. gabriella can exchange 75 u.s. dollars for 100 euros. d. gabriella can exchange 100 u.s. dollars for 75 euros.
Answers: 1
Mathematics, 22.06.2019 03:00
There are 40 girls and 32 boys who want to participate in 6th grade intramurals. if each team must have the same number of girls and the same number of boys, what is the greatest number of teams that can participate in intramurals? how many girls and boys will be on each team?
Answers: 1
A survey concluded that 60% of cars going through the Lomonosov street encounters traffic jam. After...
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