document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1194549>Question 1194549</A>: <I><SPAN STYLE=\"word-break: break-all;\"> According to one survey in India, 75% of Instagram users love REELS. Suppose that 25 Instagram users (randomly selected) have been approached in the university located in vile parle. They have been asked about their status of like/ dislike the Instagram- REELS.<BR>\n" );
document.write( "a) What is the probability that Exactly 15 of them would agree with the claim (or said they love Insta-REELS)?<BR>\n" );
document.write( "b) What is the probability that Exactly 20 of them would agree with the claim (or said they love Insta-REELS)?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #826770 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52790)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=826770\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;It is a standard binomial distribution problem.\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Part &nbsp;(&nbsp;a&nbsp;)\r<BR>\n" );
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document.write( "The number of trials is n=25;  the number of successful trials is 15; \r\n" );
document.write( "the probability of success for each single individual trial is p = 0.75.\r\n" );
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document.write( "     The formula to calculate the probability is\r\n" );
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document.write( "         P = P(n=25; k=15; p=0.75) = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=C%5B25%5D%5E15%2A0.75%5E15%2A%281-0.75%29%5E%2825-15%29 ALIGN=MIDDLE  ALT=\"C%5B25%5D%5E15%2A0.75%5E15%2A%281-0.75%29%5E%2825-15%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3268760%2A0.75%5E15%2A0.25%5E10 ALIGN=MIDDLE  ALT=\"3268760%2A0.75%5E15%2A0.25%5E10\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r\n" );
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document.write( "         The resulting number is P = 0.041658351 = 0.04166  (rounded).    <U>ANSWER</U>\r\n" );
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document.write( "Part &nbsp;(a) &nbsp;is solved.\r<BR>\n" );
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document.write( "Solve part &nbsp;(b) &nbsp;in the same way.\r<BR>\n" );
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document.write( "---------------\r<BR>\n" );
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document.write( "If you want to see many similar &nbsp;(or different) &nbsp;solved problems, &nbsp;look into the lessons\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;- <A  rel=nofollow HREF=https://www.algebra.com/algebra/homework/Probability-and-statistics/Solving-problems-on-Binomial-distribution-manually.lesson>Simple and simplest probability problems on Binomial distribution</A> \r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;- <A  rel=nofollow HREF=https://www.algebra.com/algebra/homework/Probability-and-statistics/Typical-binomial-distribution-probability-problems.lesson>Typical binomial distribution probability problems</A> \r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;- <A  rel=nofollow HREF=https://www.algebra.com/algebra/homework/Probability-and-statistics/How-to-calculate-binomial-probabilities-using-Technology.lesson>How to calculate Binomial probabilities with Technology (using MS Excel)</A> \r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;- <A  rel=nofollow HREF=https://www.algebra.com/algebra/homework/Probability-and-statistics/Solving-problems-on-Binomial-distribution-using-Technology.lesson>Solving problems on Binomial distribution with Technology (using MS Excel)</A> \r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;- <A  rel=nofollow HREF=https://www.algebra.com/algebra/homework/Probability-and-statistics/Solving-problems-on-Binom-distr-with-Technology-%28using-online-solver%29.lesson>Solving problems on Binomial distribution with Technology (using online solver)</A> \r<BR>\n" );
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document.write( "in this site.\r<BR>\n" );
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document.write( "After reading these lessons, &nbsp;you will be able to solve such problems on your own, \r<BR>\n" );
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document.write( "which is your &nbsp;PRIMARY &nbsp;MAJOR &nbsp;GOAL &nbsp;visiting this forum &nbsp;(I believe).\r<BR>\n" );
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document.write( " </SPAN>\n" );
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