A В C D E F H K L M Q 1 n Type of test Ha 2 df Ho A light bulb manufacture guarantees that that the mean life of a certain type of light bulb is at least 3 alpha 4 alpha/2 750 hours. A random sample...


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A<br>В<br>C<br>D<br>E<br>F<br>H<br>K<br>L<br>M<br>Q<br>1 n<br>Type of test<br>Ha<br>2 df<br>Ho<br>A light bulb manufacture guarantees that that the mean life of a certain type of light bulb is at least<br>3 alpha<br>4 alpha/2<br>750 hours. A random sample of 36 light bulbs has a mean life of 745 hours with a standard deviation<br>of 60 hours. Do you have enough evidence to reject the manufacturer's claim? Use a = 0.02<br>5 Ho<br>6<br>Test statistic<br>7 X<br>8<br>9 o or s<br>critical value (s)<br>10<br>11<br>p-value<br>12 o/sqrt(n)<br>13<br>14<br>decision<br>15<br>16<br>17<br>18<br>conclusion<br>

Extracted text: A В C D E F H K L M Q 1 n Type of test Ha 2 df Ho A light bulb manufacture guarantees that that the mean life of a certain type of light bulb is at least 3 alpha 4 alpha/2 750 hours. A random sample of 36 light bulbs has a mean life of 745 hours with a standard deviation of 60 hours. Do you have enough evidence to reject the manufacturer's claim? Use a = 0.02 5 Ho 6 Test statistic 7 X 8 9 o or s critical value (s) 10 11 p-value 12 o/sqrt(n) 13 14 decision 15 16 17 18 conclusion

Jun 05, 2022
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