Mrs. Parker prepared her family's favori All changes saved dinner - tacos. She purchased products to ensure that their meals follow an 1, 800 calorie-per-day recommendation. Some of the substitutions she made in this dinner are shown.
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- Which of the following statements are true? |. In a data-set that is symmetric, the mean is approximately equal to the medi II. In a data-set that is right-skewed, the mean will be less than the median III. Skew of a data set has a negligible effect on the mean, but can strongly affec median6. $(23) 7. $(39) 8. $(55)Task: Do you find any inconsistency in the data given below : N = 1,000, (AB) = 483, (Ay) = 378, (By) = 226 (A) = 525, (B) = 312, (C) = 470 and %3D %3D %3D (АВС) - 25
- What does the R-Squared represent?You wonder whether talking to plants keeps them from dying. You conduct a study in which you talk to one group of five plants and do not talk to a second group of five plants. After two weeks, you record whether each plant has lived or died. This assessment of plant health is a(n) _____ dependent variable, which means that the data can be analyzed using a(n) _____ test. a. nominal; parametric b. interval; parametric c. interval; nonparametric d. nominal; nonparametric(part 2) Give an example of a set of data for which the mean is lower than the median.
- 3 $(36) 1. $(17) 5. d(41)The accompanying table shows the height (in inches) of 8 high school girls and their scores on an IQ test. Complete parts (a) through (d) below. Click here to view the data table. Click here to view the table of critical values for the Pearson correlation coefficient. (a) Display the data in a scatter plot. Choose the correct graph below. A. В. 72- 72- 130- 130- 68- 68- 120- 120- 64- 64- 110- 110- 60- 60- 100- 100- 56+ 90 56+ 90 90- 56 90- 56 130 130 72 72 Height (inches) Height (inches) Height (inches) Height (inches) (b) Calculate the sample correlation coefficient r. r= (Round to three decimal places as needed.) IQ score IQ score IQ score of IQ scoreExplains it correctly not copy paste.
- Course Name Credit Hours Grade Algebra 3 B Chemistry 3 C Chemistry Lab 1 B Creative Writing 3 A Honors 2 A The table above represents Bob's grades from last semester. What was Bob's GPA? Remember that A=4, B=3, C=2, D=1, F=0 on a 4-point GPA scale. Round to two decimal places. A.) 3.86 B.) 3.01 C.) 3.17 D.) 2.38Do males or females feel more tense or stressed out at work? A survey of employed adults conducted online by a company on behalf of a research organization revealed the data in the contingency table shown to the right. Complete parts (a) through (d) below. ~ a. What is the probability that a randomly selected person's gender is female? (Type an integer or a decimal. Round to three decimal places as needed.) b. What is the probability that a randomly selected person feels tense or stressed out at work and is female? (Type an integer or a decimal. Round to three decimal places as needed.) c. What is the probability that a randomly selected person feels tense or stressed out at work or is female? (Type an integer or a decimal. Round to three decimal places as needed.) d. Explain the difference in the results in (b) and (c). O A. The two characteristics in part (b) are collectively exhaustive, while those in part (c) are not. O B. The two characteristics in part (b) are mutually exclusive,…Accounting please Only reply if you are going to help with full question. A paper investigated the driving behavior of teenagers by observing their vehicles as they left a high school parking lot and then again at a site approximately mile from the school. Assume that it is reasonable to regard the teen drivers in this study as representative of the population of teen drivers. Amount by Which Speed Limit Was Exceeded Female Driver Male Driver 1.3 -0.2 1.3 0.5 0.9 1.1 2.1 0.7 0.7 1.1 1.3 1.2 3 0.1 1.3 0.9 0.6 0.5 2.1 0.5 (a) Use a .01 level of significance for any hypothesis tests. Data consistent with summary quantities appearing in the paper are given in the table. The measurements represent the difference between the observed vehicle speed and the posted speed limit (in miles per hour) for a sample of male teenage drivers and a sample of female teenage drivers. (Use Hmales Hremales Round your test statistic to two decimal places. Round your degrees of freedom down to the nearest…