subject

Mathematics, 15.04.2020 16:57 keaudresp57ie1

A dieter believes that the average number of calories in a homemade peanut butter cookie is more than in a store-bought peanut butter cookie. Estimate the difference in the mean calories between the two types of cookies using a 90% confidence interval. The summary data are listed below.

n1= 40 x1_bar = 180 s1 = 2
n1= 45 x1_bar = 179 s1 = 4

Please answer the lower confidence bound first then the upper confidence bound second. Please round to two decimals on your answer

ansver

Answers: 1

Show answers

Another question on Mathematics

question

Mathematics, 21.06.2019 13:50

What are the vertical asymptotes of the function f(x) =5x+5/x2 + x-2

Answers: 1

question

Mathematics, 21.06.2019 20:00

Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?

Answers: 1

question

Mathematics, 21.06.2019 20:00

Two line segments are shown in the figure below. suppose that the length of the line along the x-axis is 6, and the length of the hypotenuse of the triangle is 10. what is the equation of the hypotenuse line (shown in red, below)?

Answers: 3

question

Mathematics, 21.06.2019 21:30

Amachine part consists of a half sphere and a cylinder, as shown in the figure. the total volume of the part is π cubic inches.

Answers: 1

You know the right answer?

A dieter believes that the average number of calories in a homemade peanut butter cookie is more tha...

Questions

question

Computers and Technology, 08.11.2019 04:31

Define a function coordtransform() that transforms its first two input parameters xval and yval into two output parameters xvalnew and yvalnew. the fu...

question

Chemistry, 08.11.2019 04:31

In the laboratory a general chemistry student finds that when 2.84 g of kclo4(s) are dissolved in 107.70 g of water, the temperature of the solution d...

question

Business, 08.11.2019 04:31

Biomechanists typically work in which of the following settings? i. rehabilitation centers in which gait analyses are often used ii. universities, wh...

question

Business, 08.11.2019 04:31

Why can the distinction between fixed costs and variable costs be made in the short run? classify the following as fixed or variable costs: advertis...

question

Business, 08.11.2019 04:31

Bob, a weak swimmer, ignored warning signs in a recreational swimming area and went into deep water. he soon grew tired and realized that he could not...

question

Chemistry, 08.11.2019 04:31

In modeling solid-state structures, atoms and ions are most often modeled as spheres. a structure built using spheres will have some empty, or void, s...

question

English, 08.11.2019 04:31

Bransford and johnson’s study had participants hear a passage which turned out to be about a man on the street serenading his girlfriend in a tall bui...

question

Business, 08.11.2019 04:31

While all members of the federal reserve board of governors vote at federal open market committee (fomc) meetings, of the regional bank presidents ar...

question

English, 08.11.2019 04:31

Besides, i had a contempt for the uses of modern natural philosophy. it was very different when the masters of the science sought immortality and powe...

question

Computers and Technology, 08.11.2019 04:31

Ben works at a top accounting firm in salt lake city and his responsibilities include developing individual and departmental goals, and generating fin...

question

Business, 08.11.2019 04:31

Ones corporation switched from the lifo method of costing inventories to the fifo method at the beginning of 2017. the lifo inventory at the end of 20...

question

Business, 08.11.2019 04:31

The mean income per person in the united states is $41,500, and the distribution of incomes follows a normal distribution. a random sample of 10 resid...

question

English, 08.11.2019 04:31

Which statement illustrates social context best? a.) news media used technology to broadcast live the events of the moon landing. b.) wal...

question

Mathematics, 08.11.2019 04:31

Given that begin equation 2/3a = 16, which of the following illustrates how the multiplicative inverse property can be used to find the value of a?...

question

Mathematics, 08.11.2019 04:31

Assume the box contains 9 balls: 4 red, 2 blue, and 3 yellow. a ball is drawn and its color noted. if the ball is yellow, it is replaced; othe...

question

Arts, 08.11.2019 04:31

What themes were prevalent in romanesque art?...

question

Mathematics, 08.11.2019 04:31

Asap shape c is reflected over x and then over z. what is the image of the rotation? a) shape b b) shape c

question

Social Studies, 08.11.2019 04:31

In 2008 the number of new cases of hiv infection in africa slowly declined, though the total number of people living with hiv and aids increased sligh...

question

Physics, 08.11.2019 04:31

Why would an ungrounded circuit be dangerous...

question

English, 08.11.2019 04:31

These are the questions i thought of and wanted to ask: why is abbreviated such a long word? why does monosyllabic have five syll...

More questions: Mathematics Another questions

Questions on the website: 13722367