Question: Table 15 lists world record times for the womens 400-meter run. Let r be the record time (in seconds) at t years since 1900. a.

Table 15 lists world record times for the women€™s 400-meter run.

Let r be the record time (in seconds) at t years since 1900.
a. Construct a scatterplot.
b. Describe the four characteristics of the association. Compute and interpret r as part of your analysis.
c. Find an equation of a linear model.
d. Graph the model on the scatterplot. Verify that the line passes through the two points you chose in finding the equation in part (c) and that it comes close to all of the data points.

Table 15 Women's 400-Meter Run Record Times Record Time (seconds) Year Runner Country 1957 Marlene Mathews 1959 Maria Itkina 1962 Shin Geum Dan 1969 Nicole Duclos 1972 Monika Zehrt 1976 Irena Szewinska 1979 Marita Koch 1983 Jarmila Kratochvflov Czechoslovakia 1985 Marita Koch Australia USSR North Korea France E. Germany Poland E. Germany 57.0 53.4 51.9 51.7 1.0 49.29 48.60 47.99 47.60 E. Germany

Step by Step Solution

★★★★★

3.33 Rating (162 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

a b The association is linear strong negative and there ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

708-M-S-D-A (6812).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

Table 16 lists world record times for the mens 400-meter run. Let r be the record time (in seconds) at t years since 1900. a. Construct a scatterplot. b. Describe the four characteristics of the...

The balances (in thousands of dollars) of a persons savings account are shown in Table 25 for various numbers of years since the person opened the account. Let B be the balance (in thousands of...

A planets orbital velocity is the speed that a planet travels around the Sun. The orbital velocities and the mean distances from the Sun of the 8 planets in our solar system are shown in Table 25....

Epidemiology and Biostatistics COMPUTER TOOLS FOR SCIENCE AND MATH ASSIGNMENT # 9 Using Formula Entries for Data Calculation Note: Some of the guestions are adapted from this source: FunctionsI DataI...

7:37 C 30 X Math in Context 7.2B 5) MA th in Context 7.2: World record times for the What do the slopes of the linear 200-meter run are listed in models tell you about men's and the following table...

UNIT 5 QZ, Q-20 UNIT 5 / UNIT 8 QUESTIONS KEEP ANSWERS SEPARATE BY UNITS UNIT II STUDY GUIDE Consumer Mathematics Reading Assignment See information below. Key Terms 1. Add-on interest method 2....

Section 7.23 What does rate of change really tell us about 2 00-meter run records? World record times for the ZOO-meter run are Women Men listed in the following table for various years. Record Time...

An Investigation into obesity rates Researchers have been interested in studying the obesity trends worldwide over the past 25 years. In 2014 the World Health Organization (WHO) declared there were....

chapter 6 \" International Management It was once said that the sun never set on the British Empire. Today, the sun does set on the British Empire, but not on the scores of global empires, including...

Mens 400-meter record times are shown in Table 32 for various years. Let r be the mens 400-meter record time (in seconds) at t years since 1900. a. Construct a scatterplot. b. Is there a linear...

Refer to Problem 67. (A) If the company decides to discontinue production of the robust blend and produce only the mild blend, how many pounds of the mild blend can the company produce? How many...

The journal entry at March 15 to record the payment of property taxes would include which of the following? a. A debit to Property Tax Expense of $480,000. b. A credit to Cash of $120,000. c. A debit...

Calculate the Geometric average return, given annual returns of: Year 1 8 . 6 6 % Year 2 3 . 6 6 % Year 3 - 7 . 4 0 % Year 4 1 0 . 6 9 % Year 5 8 . 6 1 % Round the answer to two decimals places in...

Another ride The regression of Duration of a roller coaster ride on the height of its initial Drop, described in Exercise 30, had R2 = 29.4%. a) What is the correlation between Drop and Duration? b)...

Moran (1974) presented data on the relationship, for Australian births, between maternal age and Down syndrome (a serious handicapping condition on which psychologists have done a lot of work). The...

Does the month in which you were born relate to your later mental health? Fombonne (1989) took all children referred to a psychiatric clinic in Paris with a diagnosis of psychosis and sorted them by...

Psychologists concerned about self-injurious behaviors (smoking, eating fatty diets, drug abuse, etc.) worry about the effects of maternal smoking on the incidence of low birthweight babies, who are...

Drag the following terms commonly used with bonds to the appropriate examples. Natalie reviewed the protective covenants before she purchased ABC bonds Clifton is currently earning 6.5% on his bond...

Question 4 4 points Saved Debt payments of $5,872 due in one year from today, $2,607 due in 28 months from today and $11,188 due in 5 years from today, will all be replaced by a single large...

D Question 16 1 pts Winston Baker wants to invest $24,500 in a spa that his sister is starting. He will triple his investment in five years. What is the rate of return that Winston is being promised?...