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In what follows use any of the following tests/procedures:Regression, multiple regression, confidence intervals, one sidedT-test or two sided T-test. All the procedures should be done with5% P-value or 95% confidence interval.Some answers areapproximated, choose the most appropriate answer.OpenPollution data. SETUP: Is it reasonable to claim that cities withprecipitation of less than 100 days have average temperature ofless than 65 degrees F? Given the data your job is to confirm ordisprove this claim.

I. What test/procedure did you perform? (6.66points)

• a. One sided T-test
• b. Two sided T-test
• c. Regression
• d. Confidence interval

II. Statistical interpretation? (6.66points)

• a. Since P-value is small we are confident that the slope isnot zero.
• b. Since P-value is small we are confident that the averagesare different.
• c. Since P-value is too large the test is inconclusive.
• d. None of these.

III. Conclusion? (6.66 points)

• a. Yes, this is a reasonable claim.
• b. No, we cannot confirm that this is a reasonable claim.

  CITY  SO2   MANUF  POP   TEMP  WIND  PRECIP-INCHES  PRECIP-#DAYSPhoenix 11   213   582   70.3  6    7.05  36Little Rock   15   91   132   61   8.2   48.52  100San Francisco  16   453   716   56.7  8.7   20.66  67Denver 24   454   515   51.9  9    12.95  86Hartford    82   412   158   49.1  9    43.37  127Wilmington   43   80   80   54   9    40.25  114Washington   30   434   757   57.3  9.3   38.89  111Jacksonville  18   136   529   68.4  8.8   54.47  116Miami  14   207   335   75.5  9    59.8  128Atlanta 32   368   497   61.5  9.1   48.34  115Chicago 131   3344  3369  50.6  10.4  34.44  122Indianapolis  40   361   746   52.3  9.7   38.74  121Des Moines   20   104   201   49   11.2  30.85  103Wichita 10   125   277   56.6  12.7  30.58  82Louisville   35   291   593   55.6  8.3   43.11  123New Orleans   9    204   361   68.3  8.4   56.77  113Baltimore    47   625   905   55   9.6   41.31  111Detroit 46   1064  1513  49.9  10.1  30.96  129Minneapolis-St. Paul  42   699   744   43.5  10.6  25.94  137Kansas City   18   381   507   54.5  10   37   99St. Louis    61   775   622   55.9  9.5   35.89  105Omaha  17   181   347   51.5  10.9  30.18  98Albuquerque   15   46   244   56.8  8.9   7.77  58Albany 56   44   116   47.6  8.8   33.36  135Buffalo 11   391   463   47.1  12.4  36.11  166Cincinnati   27   462   453   54   7.1   39.04  132Cleveland    80   1007  751   49.7  10.9  34.99  155Columbus    27   266   540   51.5  8.6   37.01  134Philadelphia  79   1692  1950  54.6  9.6   39.93  115Pittsburgh   63   347   520   50.4  9.4   36.22  147Providence   136   343   179   50   10.6  42.75  125Memphis 10   337   624   61.6  9.2   49.1  105Nashville    23   275   448   59.4  7.9   46   119Dallas 11   641   844   66.2  10.9  35.94  78Houston 10   721   1233  68.9  10.8  48.19  103Salt Lake City 28   137   176   51   8.7   15.17  89Norfolk 38   96   308   59.3  10.6  44.68  116Richmond    38   197   299   57.8  7.6   42.59  115Seattle 40   379   531   51.1  9.4   38.79  164Charleston   40   35   71   55.2  6.5   40.75  148Milwaukee    20   569   717   45.7  11.8  29.07  123