2nd, over a great graph like the adopting the that to your best brands and you may shading

2nd, over a great graph like the adopting the that to your best brands and you may shading

Conclusion: Within a good 5% quantity of importance, on attempt data, there is not enough research to summarize your absent days do not exist with equal wavelengths.

TI-83+ and lots of TI-84 calculators do not have another program to your try fact with the jesus-of-complement decide to try. The following example (Figure) contains the calculator guidelines. The newest new TI-84 hand calculators provides from inside the STAT Screening the test Chi2 http://www.datingranking.net/es/citas-crossdresser/ GOF . To run the exam, put the seen philosophy (the data) into the an initial listing and also the asked values (the costs you would expect whether your null hypothesis is valid) with the an extra listing. Press STAT Screening and you can Chi2 GOF . Go into the number labels towards the Observed record and also the Asked record. Enter the levels of freedom and you will force assess otherwise mark . Be sure to clear any lists in advance. Push Obvious immediately after which arrow off. Record could well be eliminated. Alternatively, you could force STAT and press cuatro (to have ClrList ). Go into the listing identity and you may push Get into .

For the L1 , place the seen frequencies 66 , 119 , 349 , sixty , fifteen

Coaches want to know and that night per week the pupils are performing a majority of their homework. Really teachers believe pupils manage homework similarly regarding the day. Suppose a haphazard decide to try out of 56 pupils was basically questioned on which night of the newest few days they performed the absolute most research. The outcomes were delivered like in (Figure).

About people off youngsters, carry out the night to your large number of children undertaking this new majority of the research exists that have equal frequencies while in the each week? What type of theory sample in the event that you fool around with?

One analysis implies that the amount of tv sets one to Western families have is sent (this is actually the considering shipments towards the Western population) like in (Figure).

Within step one% benefits peak, can it are available that the shipment “level of televisions” from far western All of us family members is different from brand new distribution towards American people overall?

This dilemma asks you to definitely test if the far-western United Says family members delivery fits this new distribution of your American household. That it decide to try is often right-tailed.

The first desk includes asked percent. Locate asked (E) frequencies, proliferate the fresh new fee from the 600. The requested wavelengths get inside (Figure).

Ergo, the latest questioned wavelengths are sixty, 96, 330, 66, and you can 48. Regarding the TI hand calculators, you could let the calculator perform the math. Such as for instance, in the place of 60, enter 0.10*600.

H0: The “number of televisions” distribution of far western United States families is the same as the “number of televisions” distribution of the American population.

Ha: The “number of televisions” distribution of far western United States families is different from the “number of televisions” distribution of the American population.

  • ? = 0.01
  • p-really worth = 0.000006

It indicates you refute the fact that the fresh new delivery to the far-western claims matches regarding the Western populace as a whole.

To clear Listings from the calculators: Get into STAT Change and you can arrow around record title a portion of the type of number

Conclusion: In the step one% benefits top, regarding the study, there can be enough evidence to conclude your “level of television sets” delivery into the far-western All of us is different from the “number of television sets” delivery towards American inhabitants overall.

Drive STAT and you may Enter into . Definitely obvious lists L1 , L2 , and you can L3 whether they have studies in them (understand the note after (Figure)). On L2 , place the requested frequencies .10*600, .16*600 , .55*600 , .11*600 , .08*600 . Arrow out to number L3 and up towards label urban area « L3 » . Enter into (L1-L2)^2/L2 and you will Enter into . Push 2nd Prevent . Push second List and you can arrow out to Mathematics . Push 5 . You ought to discover « sum » (Enter into L3) . Circular to dos quantitative metropolitan areas, you ought to see . Press next DISTR . Drive eight otherwise Arrow right down to seven:?2cdf and you may press Enter . Go into (,1E99,4) . Round to help you four locations, you ought to look for 5.77E-six = .000006 (game so you can half a dozen quantitative metropolitan areas), the p-worthy of.

0 réponses


Se joindre à la discussion ?
Vous êtes libre de contribuer !

Laisser un commentaire

Votre adresse de messagerie ne sera pas publiée. Les champs obligatoires sont indiqués avec *