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  3. 1. in a study of children with a particular disord

1. In a study of children with a particular disorder, parents were asked to rate their...

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1. In a study of children with a particular disorder, parentswere asked to rate their child on a variety of items related to howwell their child performs different tasks. One item was \"Hasdifficulty organizing work,\" rated on a five-point scale of 0 to 4with 0 corresponding to \"not at all\" and 4 corresponding to \"verymuch.\" The mean rating for 274 boys with the disorder was reportedas 2.34 with a standard deviation of 1.07. (Round your answers tofour decimal places.)

Compute the 90%, 95%, and 99% confidence interval

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Here n 27490 confidence interval for population mean confidence level c 090alpha 1 c 1 090 01where tc is t critical value for degrees of freedom n1 274 1 273 and alpha 01 can    See Answer
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