Test 3 - 6.1 to peu word-view offices live. com/
Test 3 - 6.1 to 6.3 Grade 7 RETEST
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Draw the image of triangle DHF after a rotation of 180° about the origin. Write the
ordered pairs of the image. * I
(4 Points)
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Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables