Chapter 1. Quantitative variables: Histograms

true
Stat Tutor
true
true

Questions 1-2

1:55

Question 1.1

IXdnYyevTYSzvrCiUl9cNh8cCdyHbZMXJ6C+IobAfS6Qdy7/AVSTxfGt5uGXxQfZJQpUp4gd29MilASZ18nAgFqBB7toEC3N0ZFoCGasJl3Qhxasgkci6wZZDPQ1aEhX
Incorrect. Dotplots are only valid for quantitative data.
Correct. Dotplots are only valid for quantitative data.
Incorrect. Try again.
2

Question 1.2

gPWDREAkEKUNT1uZPiy9OxzyuXWVCQeccLLJzTE/raOBQdO62J7v03ekhB3L/Vuj93dUon4JaAKTCudz3RHQ4hVDYKAWZNASPRqn0YQykwqm4hhh
Incorrect. This is a correct statement.
Correct. This is a correct statement.
Incorrect. Try again.
2

Question 3

3:40

Question 1.3

47Qz4J0m1FgOJ9D/dJ+YjCPoDpHnDyK3A+doSUy0nJPRcesNXtMb2Uo4rCl3Fnq6kvvIDdFH9aXlHhf9kbD+A1KM89o8pmkuakEkN0Xc1Ys/Z3i5aXQ+0bxMrbicHvvKrPz8NYXT7hFqrwq+XbT258X7NgSvWSnW6kcwZI5QVHeGK74s04XajIN8hsDfgOAoTXnJon6RURCmQt7ePBpBBsBq0wUR78bCAPI89qHP9ZJ/yH6l2VOKLYqCCPQmAF2uhgQFQ7zGJFVb9phhnBIu4Q1Gv8jy5bw6upwaoDPVNjlgwYsWJNkpEF5r2XX/uQCHLFwQQMiJoGVo1VTQ0t8XLx8c7j1sWu5Uy+tO8sI9Gm5HevJUJ9O48Mq1RIoJ/1zENLfaczvATbfZ5VOI6WLgtsIn4dEcLjdjzJY8kAqkheRE3EZIFlx5FenIYGrzv3Nhkox37Q==
Incorrect. A distribution gives a list of the possible values of the variable together with how often each value occurs. This histogram does both.
Correct. A distribution gives a list of the possible values of the variable together with how often each value occurs. This histogram does both.
Incorrect. Try again.
2

Question 4

4:37

Question 1.4

ov82uFEPKE17xPUhEPryinsMiqi4Ytv3ld5YNll+lV/maJPaMg/nb+COmsRmuBKIh0OyzxhPQongyl+Ry2AAGCdwZwE+axiSCgj4Fi6cXA3tglT/VVXjFM6r9H17HvzKlLDVMGvoMrJz5xVsAkor0KJAZqw=
Incorrect. The opposite is true. Changing the width of the classes does change the appearance of a histogram.
Correct. The opposite is true. Changing the width of the classes does change the appearance of a histogram.
Incorrect. Try again.
2

Question 5

4:49

Question 1.5

Mu1HPo4G7p0KWmXI+T/tLP5bxrq84/PjWeQb/iYGIFf9F59U5L5H7RSQuHFukEt2e+Wl4J5uAqN1SaO57V2sv9ikY54exd5TLhnu4w1V9+aRVpshZ7Bzxsqj/W9kxy4BSo/aUu9TMFEWihLq/beBd5rz071MZFqkYdg3afa4B8aHR/kFc7AeWh6Wrrgl+j3vtmkEaQ==
Incorrect. This is a correct statement.
Correct. This is a correct statement.
Incorrect. Try again.
2

Applet

5:02

Questions 6-8

5:40

Question 1.6

0DH1eI/4u5STtvxgkUoHm4b7zWY3fgqyf0bDnKx3zgD2xsrrTzhWZRlZLZgs5LYb39gkkkwQVKkcrgFc5YwZmBwuEcu+oVgfb41Sj8qk7KK+4V8V1s4saUakTpFmmkfanKWnvQSfB3U6l9OH
Incorrect. Histograms are only appropriate for quantitative data.
Correct. Histograms are only appropriate for quantitative data.
Incorrect. Try again.
2

Question 1.7

0tWpXIGIv0Hk8RiMEcLCQF409yRLfiCRiXCf4VD4LaAy3Mn+dKtbhe9KORV5sRAUs1MC3Z+LDDX6RlXIf1EnXf8iODhqSbjS463JNFuaQmG5/UBrYaTq8A==
Incorrect. This is a correct statement.
Correct. This is a correct statement.
Incorrect. Try again.
2

Question 1.8

nUsqL00V5ZKiJe7h1oljH1yvdeHgp+Qnvqu8UXg9CrO7emLrCuxy6/pELMNrxjIzzk8UiEhgpxhuXd5VrVSYeqxwZ8yx2j6AKOdKEaL8PPMbdjejugmXTprYLVELbdgdcqvJNg==
Incorrect. This is a correct statement because shape, center and spread apply only to graphs displaying quantitative data.
Correct. This is a correct statement because shape, center and spread apply only to graphs displaying quantitative data.
Incorrect. Try again.
2